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Finding the Fourth Proportional to 283,281.66, 424,988.55 and 93,734.37

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Solution

The fourth proportional to 283,281.66, 424,988.55 and 93,734.37 is: 140,623.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,281.66 : 424,988.55 = 93,734.37 : x
  2. Step 2: Convert to fraction form
    283,281.66/424,988.55 = 93,734.37/x
  3. Step 3: Cross multiply
    283,281.66x = 424,988.55 × 93,734.37
  4. Step 4: Simplify right side
    283,281.66x = 39,836,033,991.46
  5. Step 5: Solve for x
    x = 39,836,033,991.46/283,281.66
  6. Step 6: Final answer
    x = 140,623.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.